The M12 12-Volt Lithium-Ion Cordless 1/4 in. Hex Screwdriver is great for driving a variety of common small fasteners. Delivering 175 in. lbs. of torque, it's powerful enough to drive one-hundred-thirty 3 in. screws in a single battery charge. Its lithium-ion technology supports full-day run time on the job. And, for even more job site functionality, this screwdriver features a metal gear case for durability and an LED light to illuminate dark spaces. You'll never have to miss valuable working hours.